Gearbox shell plastic spraying device

The utility model provides a gearbox shell plastic spraying device, belongs to the technical field of gearbox shell machining, and is used for solving the problems that plastic powder splashes in the plastic spraying process and waste plastic powder generated by plastic spraying is inconvenient to collect. Comprising a base, a plastic powder collecting bin is arranged on the base, an open groove communicating with the plastic powder collecting bin is formed in the side end of the base, a powder collecting box is inserted into the open groove, a machining table is installed at the top of the base, a vertical plate is fixed to the machining table, a machining groove and sliding grooves are formed in the machining table, and the machining groove is located between the two sliding grooves; a grounding wire is installed in the machining groove, an opening is formed in one side of the machining groove and corresponds to the plastic powder collecting bin in position, an insulating partition net is installed on the o